diff --git a/openfpga_flow/openfpga_shell_scripts/generate_fabric_example_script.openfpga b/openfpga_flow/openfpga_shell_scripts/generate_fabric_example_script.openfpga
index fcbf6e144..467cac0c3 100644
--- a/openfpga_flow/openfpga_shell_scripts/generate_fabric_example_script.openfpga
+++ b/openfpga_flow/openfpga_shell_scripts/generate_fabric_example_script.openfpga
@@ -26,7 +26,7 @@ write_fabric_hierarchy --file ./fabric_hierarchy.txt
 
 # Write the Verilog netlist for FPGA fabric
 #  - Enable the use of explicit port mapping in Verilog netlist
-write_fabric_verilog --file ./SRC --explicit_port_mapping --include_timing --print_user_defined_template --verbose
+write_fabric_verilog --file ${OPENFPGA_VERILOG_OUTPUT_DIR}/SRC --explicit_port_mapping --include_timing --print_user_defined_template --verbose
 
 # Write the SDC files for PnR backend
 #  - Turn on every options here
diff --git a/openfpga_flow/openfpga_shell_scripts/generate_testbench_example_script.openfpga b/openfpga_flow/openfpga_shell_scripts/generate_testbench_example_script.openfpga
index b88e5370a..197c350bd 100644
--- a/openfpga_flow/openfpga_shell_scripts/generate_testbench_example_script.openfpga
+++ b/openfpga_flow/openfpga_shell_scripts/generate_testbench_example_script.openfpga
@@ -51,7 +51,7 @@ write_fabric_bitstream --file fabric_bitstream --format xml
 #  - Enable top-level testbench which is a full verification including programming circuit and core logic of FPGA
 #  - Enable pre-configured top-level testbench which is a fast verification skipping programming phase
 #  - Simulation ini file is optional and is needed only when you need to interface different HDL simulators using openfpga flow-run scripts
-write_verilog_testbench --file ./TESTBENCH --reference_benchmark_file_path ${REFERENCE_VERILOG_TESTBENCH} --print_top_testbench --print_preconfig_top_testbench --print_simulation_ini ./SimulationDeck/simulation_deck.ini --include_signal_init --support_icarus_simulator --explicit_port_mapping
+write_verilog_testbench --file ./SRC --reference_benchmark_file_path ${REFERENCE_VERILOG_TESTBENCH} --print_top_testbench --print_preconfig_top_testbench --print_simulation_ini ./SimulationDeck/simulation_deck.ini --include_signal_init --support_icarus_simulator --explicit_port_mapping --fabric_netlist_file_path ${OPENFPGA_FABRIC_VERILOG_NETLIST}
 
 # Write the SDC to run timing analysis for a mapped FPGA fabric
 write_analysis_sdc --file ./SDC_analysis
diff --git a/openfpga_flow/openfpga_shell_scripts/sdc_time_unit_example_script.openfpga b/openfpga_flow/openfpga_shell_scripts/sdc_time_unit_example_script.openfpga
index 6887cd8a4..3810aa37b 100644
--- a/openfpga_flow/openfpga_shell_scripts/sdc_time_unit_example_script.openfpga
+++ b/openfpga_flow/openfpga_shell_scripts/sdc_time_unit_example_script.openfpga
@@ -42,27 +42,15 @@ build_architecture_bitstream --verbose --write_file fabric_indepenent_bitstream.
 # Build fabric-dependent bitstream
 build_fabric_bitstream --verbose
 
-# Write the Verilog netlist for FPGA fabric
-#  - Enable the use of explicit port mapping in Verilog netlist
-write_fabric_verilog --file ./SRC --explicit_port_mapping --include_timing --print_user_defined_template --verbose
-
-# Write the Verilog testbench for FPGA fabric
-#  - We suggest the use of same output directory as fabric Verilog netlists
-#  - Must specify the reference benchmark file if you want to output any testbenches
-#  - Enable top-level testbench which is a full verification including programming circuit and core logic of FPGA
-#  - Enable pre-configured top-level testbench which is a fast verification skipping programming phase
-#  - Simulation ini file is optional and is needed only when you need to interface different HDL simulators using openfpga flow-run scripts
-write_verilog_testbench --file ./SRC --reference_benchmark_file_path ${REFERENCE_VERILOG_TESTBENCH} --print_top_testbench --print_preconfig_top_testbench --print_simulation_ini ./SimulationDeck/simulation_deck.ini --include_signal_init --support_icarus_simulator --explicit_port_mapping
-
 # Write the SDC files for PnR backend
 #  - Turn on every options here
-write_pnr_sdc --time_unit ps --file ./SDC
+write_pnr_sdc --time_unit ${OPENFPGA_SDC_TIME_UNIT} --file ./SDC
 
 # Write SDC to disable timing for configure ports
 write_sdc_disable_timing_configure_ports --file ./SDC/disable_configure_ports.sdc
 
 # Write the SDC to run timing analysis for a mapped FPGA fabric
-write_analysis_sdc --time_unit ps --file ./SDC_analysis
+write_analysis_sdc --time_unit ${OPENFPGA_SDC_TIME_UNIT} --file ./SDC_analysis
 
 # Finish and exit OpenFPGA
 exit
diff --git a/openfpga_flow/regression_test_scripts/fpga_sdc_reg_test.sh b/openfpga_flow/regression_test_scripts/fpga_sdc_reg_test.sh
index c4ff67a09..713c328b9 100755
--- a/openfpga_flow/regression_test_scripts/fpga_sdc_reg_test.sh
+++ b/openfpga_flow/regression_test_scripts/fpga_sdc_reg_test.sh
@@ -9,4 +9,12 @@ PYTHON_EXEC=python3.8
 echo -e "FPGA-SDC regression tests";
 
 echo -e "Testing SDC generation with time units";
-run-task fpga_sdc/sdc_time_unit --debug --show_thread_logs
+run-task fpga_sdc/sdc_time_unit/sdc_time_unit_as --debug --show_thread_logs
+run-task fpga_sdc/sdc_time_unit/sdc_time_unit_fs --debug --show_thread_logs
+run-task fpga_sdc/sdc_time_unit/sdc_time_unit_ps --debug --show_thread_logs
+run-task fpga_sdc/sdc_time_unit/sdc_time_unit_ns --debug --show_thread_logs
+run-task fpga_sdc/sdc_time_unit/sdc_time_unit_us --debug --show_thread_logs
+run-task fpga_sdc/sdc_time_unit/sdc_time_unit_ms --debug --show_thread_logs
+run-task fpga_sdc/sdc_time_unit/sdc_time_unit_default --debug --show_thread_logs
+run-task fpga_sdc/sdc_time_unit/sdc_time_unit_ks --debug --show_thread_logs
+run-task fpga_sdc/sdc_time_unit/sdc_time_unit_Ms --debug --show_thread_logs
diff --git a/openfpga_flow/tasks/basic_tests/generate_fabric/config/task.conf b/openfpga_flow/tasks/basic_tests/generate_fabric/config/task.conf
index db41b7f5a..958c8b9ec 100644
--- a/openfpga_flow/tasks/basic_tests/generate_fabric/config/task.conf
+++ b/openfpga_flow/tasks/basic_tests/generate_fabric/config/task.conf
@@ -20,6 +20,10 @@ arch_variable_file=${PATH:TASK_DIR}/design_variables.yml
 openfpga_shell_template=${PATH:OPENFPGA_PATH}/openfpga_flow/openfpga_shell_scripts/generate_fabric_example_script.openfpga
 openfpga_arch_file=${PATH:OPENFPGA_PATH}/openfpga_flow/openfpga_arch/k6_frac_N10_40nm_openfpga.xml
 openfpga_sim_setting_file=${PATH:OPENFPGA_PATH}/openfpga_flow/openfpga_simulation_settings/auto_sim_openfpga.xml
+# Use a absolute path for the Verilog netlists to be generated
+# This is designed to allow the test case 'basic_tests/generate_testbench'
+# to use the Verilog netlists along with testbenches in HDL simulation
+openfpga_verilog_output_dir=${PATH:OPENFPGA_PATH}/openfpga_flow/tasks/basic_tests/generate_fabric/latest/k6_frac_N10_tileable_40nm/and2/MIN_ROUTE_CHAN_WIDTH
 
 [ARCHITECTURES]
 arch0=${PATH:OPENFPGA_PATH}/openfpga_flow/vpr_arch/k6_frac_N10_tileable_40nm.xml
diff --git a/openfpga_flow/tasks/basic_tests/generate_testbench/config/task.conf b/openfpga_flow/tasks/basic_tests/generate_testbench/config/task.conf
index 42d3c5733..db8399fbb 100644
--- a/openfpga_flow/tasks/basic_tests/generate_testbench/config/task.conf
+++ b/openfpga_flow/tasks/basic_tests/generate_testbench/config/task.conf
@@ -12,23 +12,27 @@ power_tech_file = ${PATH:OPENFPGA_PATH}/openfpga_flow/tech/PTM_45nm/45nm.xml
 power_analysis = true
 spice_output=false
 verilog_output=true
-timeout_each_job = 20*60
-fpga_flow=vpr_blif
+timeout_each_job = 1*60
+fpga_flow=yosys_vpr
 
 [OpenFPGA_SHELL]
 openfpga_shell_template=${PATH:OPENFPGA_PATH}/openfpga_flow/openfpga_shell_scripts/generate_testbench_example_script.openfpga
 openfpga_arch_file=${PATH:OPENFPGA_PATH}/openfpga_flow/openfpga_arch/k6_frac_N10_40nm_openfpga.xml
 openfpga_sim_setting_file=${PATH:OPENFPGA_PATH}/openfpga_flow/openfpga_simulation_settings/auto_sim_openfpga.xml
+# Here, we use a fabric netlist generated by another task 
+# to show case the correctness of testbench generator
+# Caution: You MUST run the task 'basic_tests/generate_fabric'
+# before this task!!!
+openfpga_fabric_verilog_netlist=${PATH:OPENFPGA_PATH}/openfpga_flow/tasks/basic_tests/generate_fabric/latest/k6_frac_N10_tileable_40nm/and2/MIN_ROUTE_CHAN_WIDTH/SRC/fabric_netlists.v
 
 [ARCHITECTURES]
 arch0=${PATH:OPENFPGA_PATH}/openfpga_flow/vpr_arch/k6_frac_N10_tileable_40nm.xml
 
 [BENCHMARKS]
-bench0=${PATH:OPENFPGA_PATH}/openfpga_flow/benchmarks/micro_benchmark/and2/and2.blif
+bench0=${PATH:OPENFPGA_PATH}/openfpga_flow/benchmarks/micro_benchmark/and2/and2.v
 
 [SYNTHESIS_PARAM]
 bench0_top = and2
-bench0_act = ${PATH:OPENFPGA_PATH}/openfpga_flow/benchmarks/micro_benchmark/and2/and2.act
-bench0_verilog = ${PATH:OPENFPGA_PATH}/openfpga_flow/benchmarks/micro_benchmark/and2/and2.v
 
 [SCRIPT_PARAM_MIN_ROUTE_CHAN_WIDTH]
+end_flow_with_test=
diff --git a/openfpga_flow/tasks/fpga_sdc/sdc_time_unit/sdc_time_unit_Ms/config/task.conf b/openfpga_flow/tasks/fpga_sdc/sdc_time_unit/sdc_time_unit_Ms/config/task.conf
new file mode 100644
index 000000000..d7f988af5
--- /dev/null
+++ b/openfpga_flow/tasks/fpga_sdc/sdc_time_unit/sdc_time_unit_Ms/config/task.conf
@@ -0,0 +1,38 @@
+# = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = =
+# Configuration file for running experiments
+# = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = =
+# timeout_each_job : FPGA Task script splits fpga flow into multiple jobs
+# Each job execute fpga_flow script on combination of architecture & benchmark
+# timeout_each_job is timeout for each job
+# = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = =
+
+[GENERAL]
+run_engine=openfpga_shell
+power_tech_file = ${PATH:OPENFPGA_PATH}/openfpga_flow/tech/PTM_45nm/45nm.xml
+power_analysis = true
+spice_output=false
+verilog_output=true
+timeout_each_job = 20*60
+fpga_flow=vpr_blif
+
+[OpenFPGA_SHELL]
+openfpga_shell_template=${PATH:OPENFPGA_PATH}/openfpga_flow/openfpga_shell_scripts/sdc_time_unit_example_script.openfpga
+openfpga_arch_file=${PATH:OPENFPGA_PATH}/openfpga_flow/openfpga_arch/k4_N4_40nm_cc_openfpga.xml
+openfpga_sim_setting_file=${PATH:OPENFPGA_PATH}/openfpga_flow/openfpga_simulation_settings/auto_sim_openfpga.xml
+openfpga_sdc_time_unit=Ms
+
+[ARCHITECTURES]
+arch0=${PATH:OPENFPGA_PATH}/openfpga_flow/vpr_arch/k4_N4_tileable_40nm.xml
+
+[BENCHMARKS]
+bench0=${PATH:OPENFPGA_PATH}/openfpga_flow/benchmarks/micro_benchmark/and2/and2.blif
+
+[SYNTHESIS_PARAM]
+bench0_top = and2
+bench0_act = ${PATH:OPENFPGA_PATH}/openfpga_flow/benchmarks/micro_benchmark/and2/and2.act
+bench0_verilog = ${PATH:OPENFPGA_PATH}/openfpga_flow/benchmarks/micro_benchmark/and2/and2.v
+bench0_chan_width = 300
+
+[SCRIPT_PARAM_MIN_ROUTE_CHAN_WIDTH]
+#end_flow_with_test=
+#vpr_fpga_verilog_formal_verification_top_netlist=
diff --git a/openfpga_flow/tasks/fpga_sdc/sdc_time_unit/sdc_time_unit_as/config/task.conf b/openfpga_flow/tasks/fpga_sdc/sdc_time_unit/sdc_time_unit_as/config/task.conf
new file mode 100644
index 000000000..ad84fe5ad
--- /dev/null
+++ b/openfpga_flow/tasks/fpga_sdc/sdc_time_unit/sdc_time_unit_as/config/task.conf
@@ -0,0 +1,38 @@
+# = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = =
+# Configuration file for running experiments
+# = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = =
+# timeout_each_job : FPGA Task script splits fpga flow into multiple jobs
+# Each job execute fpga_flow script on combination of architecture & benchmark
+# timeout_each_job is timeout for each job
+# = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = =
+
+[GENERAL]
+run_engine=openfpga_shell
+power_tech_file = ${PATH:OPENFPGA_PATH}/openfpga_flow/tech/PTM_45nm/45nm.xml
+power_analysis = true
+spice_output=false
+verilog_output=true
+timeout_each_job = 20*60
+fpga_flow=vpr_blif
+
+[OpenFPGA_SHELL]
+openfpga_shell_template=${PATH:OPENFPGA_PATH}/openfpga_flow/openfpga_shell_scripts/sdc_time_unit_example_script.openfpga
+openfpga_arch_file=${PATH:OPENFPGA_PATH}/openfpga_flow/openfpga_arch/k4_N4_40nm_cc_openfpga.xml
+openfpga_sim_setting_file=${PATH:OPENFPGA_PATH}/openfpga_flow/openfpga_simulation_settings/auto_sim_openfpga.xml
+openfpga_sdc_time_unit=as
+
+[ARCHITECTURES]
+arch0=${PATH:OPENFPGA_PATH}/openfpga_flow/vpr_arch/k4_N4_tileable_40nm.xml
+
+[BENCHMARKS]
+bench0=${PATH:OPENFPGA_PATH}/openfpga_flow/benchmarks/micro_benchmark/and2/and2.blif
+
+[SYNTHESIS_PARAM]
+bench0_top = and2
+bench0_act = ${PATH:OPENFPGA_PATH}/openfpga_flow/benchmarks/micro_benchmark/and2/and2.act
+bench0_verilog = ${PATH:OPENFPGA_PATH}/openfpga_flow/benchmarks/micro_benchmark/and2/and2.v
+bench0_chan_width = 300
+
+[SCRIPT_PARAM_MIN_ROUTE_CHAN_WIDTH]
+#end_flow_with_test=
+#vpr_fpga_verilog_formal_verification_top_netlist=
diff --git a/openfpga_flow/tasks/fpga_sdc/sdc_time_unit/config/task.conf b/openfpga_flow/tasks/fpga_sdc/sdc_time_unit/sdc_time_unit_default/config/task.conf
similarity index 98%
rename from openfpga_flow/tasks/fpga_sdc/sdc_time_unit/config/task.conf
rename to openfpga_flow/tasks/fpga_sdc/sdc_time_unit/sdc_time_unit_default/config/task.conf
index 88e4314d6..db23c45de 100644
--- a/openfpga_flow/tasks/fpga_sdc/sdc_time_unit/config/task.conf
+++ b/openfpga_flow/tasks/fpga_sdc/sdc_time_unit/sdc_time_unit_default/config/task.conf
@@ -19,6 +19,7 @@ fpga_flow=vpr_blif
 openfpga_shell_template=${PATH:OPENFPGA_PATH}/openfpga_flow/openfpga_shell_scripts/sdc_time_unit_example_script.openfpga
 openfpga_arch_file=${PATH:OPENFPGA_PATH}/openfpga_flow/openfpga_arch/k4_N4_40nm_cc_openfpga.xml
 openfpga_sim_setting_file=${PATH:OPENFPGA_PATH}/openfpga_flow/openfpga_simulation_settings/auto_sim_openfpga.xml
+openfpga_sdc_time_unit=s
 
 [ARCHITECTURES]
 arch0=${PATH:OPENFPGA_PATH}/openfpga_flow/vpr_arch/k4_N4_tileable_40nm.xml
diff --git a/openfpga_flow/tasks/fpga_sdc/sdc_time_unit/sdc_time_unit_fs/config/task.conf b/openfpga_flow/tasks/fpga_sdc/sdc_time_unit/sdc_time_unit_fs/config/task.conf
new file mode 100644
index 000000000..1bcbd0e88
--- /dev/null
+++ b/openfpga_flow/tasks/fpga_sdc/sdc_time_unit/sdc_time_unit_fs/config/task.conf
@@ -0,0 +1,38 @@
+# = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = =
+# Configuration file for running experiments
+# = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = =
+# timeout_each_job : FPGA Task script splits fpga flow into multiple jobs
+# Each job execute fpga_flow script on combination of architecture & benchmark
+# timeout_each_job is timeout for each job
+# = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = =
+
+[GENERAL]
+run_engine=openfpga_shell
+power_tech_file = ${PATH:OPENFPGA_PATH}/openfpga_flow/tech/PTM_45nm/45nm.xml
+power_analysis = true
+spice_output=false
+verilog_output=true
+timeout_each_job = 20*60
+fpga_flow=vpr_blif
+
+[OpenFPGA_SHELL]
+openfpga_shell_template=${PATH:OPENFPGA_PATH}/openfpga_flow/openfpga_shell_scripts/sdc_time_unit_example_script.openfpga
+openfpga_arch_file=${PATH:OPENFPGA_PATH}/openfpga_flow/openfpga_arch/k4_N4_40nm_cc_openfpga.xml
+openfpga_sim_setting_file=${PATH:OPENFPGA_PATH}/openfpga_flow/openfpga_simulation_settings/auto_sim_openfpga.xml
+openfpga_sdc_time_unit=fs
+
+[ARCHITECTURES]
+arch0=${PATH:OPENFPGA_PATH}/openfpga_flow/vpr_arch/k4_N4_tileable_40nm.xml
+
+[BENCHMARKS]
+bench0=${PATH:OPENFPGA_PATH}/openfpga_flow/benchmarks/micro_benchmark/and2/and2.blif
+
+[SYNTHESIS_PARAM]
+bench0_top = and2
+bench0_act = ${PATH:OPENFPGA_PATH}/openfpga_flow/benchmarks/micro_benchmark/and2/and2.act
+bench0_verilog = ${PATH:OPENFPGA_PATH}/openfpga_flow/benchmarks/micro_benchmark/and2/and2.v
+bench0_chan_width = 300
+
+[SCRIPT_PARAM_MIN_ROUTE_CHAN_WIDTH]
+#end_flow_with_test=
+#vpr_fpga_verilog_formal_verification_top_netlist=
diff --git a/openfpga_flow/tasks/fpga_sdc/sdc_time_unit/sdc_time_unit_ks/config/task.conf b/openfpga_flow/tasks/fpga_sdc/sdc_time_unit/sdc_time_unit_ks/config/task.conf
new file mode 100644
index 000000000..5d8005eff
--- /dev/null
+++ b/openfpga_flow/tasks/fpga_sdc/sdc_time_unit/sdc_time_unit_ks/config/task.conf
@@ -0,0 +1,38 @@
+# = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = =
+# Configuration file for running experiments
+# = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = =
+# timeout_each_job : FPGA Task script splits fpga flow into multiple jobs
+# Each job execute fpga_flow script on combination of architecture & benchmark
+# timeout_each_job is timeout for each job
+# = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = =
+
+[GENERAL]
+run_engine=openfpga_shell
+power_tech_file = ${PATH:OPENFPGA_PATH}/openfpga_flow/tech/PTM_45nm/45nm.xml
+power_analysis = true
+spice_output=false
+verilog_output=true
+timeout_each_job = 20*60
+fpga_flow=vpr_blif
+
+[OpenFPGA_SHELL]
+openfpga_shell_template=${PATH:OPENFPGA_PATH}/openfpga_flow/openfpga_shell_scripts/sdc_time_unit_example_script.openfpga
+openfpga_arch_file=${PATH:OPENFPGA_PATH}/openfpga_flow/openfpga_arch/k4_N4_40nm_cc_openfpga.xml
+openfpga_sim_setting_file=${PATH:OPENFPGA_PATH}/openfpga_flow/openfpga_simulation_settings/auto_sim_openfpga.xml
+openfpga_sdc_time_unit=ks
+
+[ARCHITECTURES]
+arch0=${PATH:OPENFPGA_PATH}/openfpga_flow/vpr_arch/k4_N4_tileable_40nm.xml
+
+[BENCHMARKS]
+bench0=${PATH:OPENFPGA_PATH}/openfpga_flow/benchmarks/micro_benchmark/and2/and2.blif
+
+[SYNTHESIS_PARAM]
+bench0_top = and2
+bench0_act = ${PATH:OPENFPGA_PATH}/openfpga_flow/benchmarks/micro_benchmark/and2/and2.act
+bench0_verilog = ${PATH:OPENFPGA_PATH}/openfpga_flow/benchmarks/micro_benchmark/and2/and2.v
+bench0_chan_width = 300
+
+[SCRIPT_PARAM_MIN_ROUTE_CHAN_WIDTH]
+#end_flow_with_test=
+#vpr_fpga_verilog_formal_verification_top_netlist=
diff --git a/openfpga_flow/tasks/fpga_sdc/sdc_time_unit/sdc_time_unit_ms/config/task.conf b/openfpga_flow/tasks/fpga_sdc/sdc_time_unit/sdc_time_unit_ms/config/task.conf
new file mode 100644
index 000000000..be0a5abef
--- /dev/null
+++ b/openfpga_flow/tasks/fpga_sdc/sdc_time_unit/sdc_time_unit_ms/config/task.conf
@@ -0,0 +1,38 @@
+# = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = =
+# Configuration file for running experiments
+# = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = =
+# timeout_each_job : FPGA Task script splits fpga flow into multiple jobs
+# Each job execute fpga_flow script on combination of architecture & benchmark
+# timeout_each_job is timeout for each job
+# = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = =
+
+[GENERAL]
+run_engine=openfpga_shell
+power_tech_file = ${PATH:OPENFPGA_PATH}/openfpga_flow/tech/PTM_45nm/45nm.xml
+power_analysis = true
+spice_output=false
+verilog_output=true
+timeout_each_job = 20*60
+fpga_flow=vpr_blif
+
+[OpenFPGA_SHELL]
+openfpga_shell_template=${PATH:OPENFPGA_PATH}/openfpga_flow/openfpga_shell_scripts/sdc_time_unit_example_script.openfpga
+openfpga_arch_file=${PATH:OPENFPGA_PATH}/openfpga_flow/openfpga_arch/k4_N4_40nm_cc_openfpga.xml
+openfpga_sim_setting_file=${PATH:OPENFPGA_PATH}/openfpga_flow/openfpga_simulation_settings/auto_sim_openfpga.xml
+openfpga_sdc_time_unit=ms
+
+[ARCHITECTURES]
+arch0=${PATH:OPENFPGA_PATH}/openfpga_flow/vpr_arch/k4_N4_tileable_40nm.xml
+
+[BENCHMARKS]
+bench0=${PATH:OPENFPGA_PATH}/openfpga_flow/benchmarks/micro_benchmark/and2/and2.blif
+
+[SYNTHESIS_PARAM]
+bench0_top = and2
+bench0_act = ${PATH:OPENFPGA_PATH}/openfpga_flow/benchmarks/micro_benchmark/and2/and2.act
+bench0_verilog = ${PATH:OPENFPGA_PATH}/openfpga_flow/benchmarks/micro_benchmark/and2/and2.v
+bench0_chan_width = 300
+
+[SCRIPT_PARAM_MIN_ROUTE_CHAN_WIDTH]
+#end_flow_with_test=
+#vpr_fpga_verilog_formal_verification_top_netlist=
diff --git a/openfpga_flow/tasks/fpga_sdc/sdc_time_unit/sdc_time_unit_ns/config/task.conf b/openfpga_flow/tasks/fpga_sdc/sdc_time_unit/sdc_time_unit_ns/config/task.conf
new file mode 100644
index 000000000..1c9166bd6
--- /dev/null
+++ b/openfpga_flow/tasks/fpga_sdc/sdc_time_unit/sdc_time_unit_ns/config/task.conf
@@ -0,0 +1,38 @@
+# = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = =
+# Configuration file for running experiments
+# = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = =
+# timeout_each_job : FPGA Task script splits fpga flow into multiple jobs
+# Each job execute fpga_flow script on combination of architecture & benchmark
+# timeout_each_job is timeout for each job
+# = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = =
+
+[GENERAL]
+run_engine=openfpga_shell
+power_tech_file = ${PATH:OPENFPGA_PATH}/openfpga_flow/tech/PTM_45nm/45nm.xml
+power_analysis = true
+spice_output=false
+verilog_output=true
+timeout_each_job = 20*60
+fpga_flow=vpr_blif
+
+[OpenFPGA_SHELL]
+openfpga_shell_template=${PATH:OPENFPGA_PATH}/openfpga_flow/openfpga_shell_scripts/sdc_time_unit_example_script.openfpga
+openfpga_arch_file=${PATH:OPENFPGA_PATH}/openfpga_flow/openfpga_arch/k4_N4_40nm_cc_openfpga.xml
+openfpga_sim_setting_file=${PATH:OPENFPGA_PATH}/openfpga_flow/openfpga_simulation_settings/auto_sim_openfpga.xml
+openfpga_sdc_time_unit=ns
+
+[ARCHITECTURES]
+arch0=${PATH:OPENFPGA_PATH}/openfpga_flow/vpr_arch/k4_N4_tileable_40nm.xml
+
+[BENCHMARKS]
+bench0=${PATH:OPENFPGA_PATH}/openfpga_flow/benchmarks/micro_benchmark/and2/and2.blif
+
+[SYNTHESIS_PARAM]
+bench0_top = and2
+bench0_act = ${PATH:OPENFPGA_PATH}/openfpga_flow/benchmarks/micro_benchmark/and2/and2.act
+bench0_verilog = ${PATH:OPENFPGA_PATH}/openfpga_flow/benchmarks/micro_benchmark/and2/and2.v
+bench0_chan_width = 300
+
+[SCRIPT_PARAM_MIN_ROUTE_CHAN_WIDTH]
+#end_flow_with_test=
+#vpr_fpga_verilog_formal_verification_top_netlist=
diff --git a/openfpga_flow/tasks/fpga_sdc/sdc_time_unit/sdc_time_unit_ps/config/task.conf b/openfpga_flow/tasks/fpga_sdc/sdc_time_unit/sdc_time_unit_ps/config/task.conf
new file mode 100644
index 000000000..cd347fb06
--- /dev/null
+++ b/openfpga_flow/tasks/fpga_sdc/sdc_time_unit/sdc_time_unit_ps/config/task.conf
@@ -0,0 +1,38 @@
+# = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = =
+# Configuration file for running experiments
+# = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = =
+# timeout_each_job : FPGA Task script splits fpga flow into multiple jobs
+# Each job execute fpga_flow script on combination of architecture & benchmark
+# timeout_each_job is timeout for each job
+# = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = =
+
+[GENERAL]
+run_engine=openfpga_shell
+power_tech_file = ${PATH:OPENFPGA_PATH}/openfpga_flow/tech/PTM_45nm/45nm.xml
+power_analysis = true
+spice_output=false
+verilog_output=true
+timeout_each_job = 20*60
+fpga_flow=vpr_blif
+
+[OpenFPGA_SHELL]
+openfpga_shell_template=${PATH:OPENFPGA_PATH}/openfpga_flow/openfpga_shell_scripts/sdc_time_unit_example_script.openfpga
+openfpga_arch_file=${PATH:OPENFPGA_PATH}/openfpga_flow/openfpga_arch/k4_N4_40nm_cc_openfpga.xml
+openfpga_sim_setting_file=${PATH:OPENFPGA_PATH}/openfpga_flow/openfpga_simulation_settings/auto_sim_openfpga.xml
+openfpga_sdc_time_unit=ps
+
+[ARCHITECTURES]
+arch0=${PATH:OPENFPGA_PATH}/openfpga_flow/vpr_arch/k4_N4_tileable_40nm.xml
+
+[BENCHMARKS]
+bench0=${PATH:OPENFPGA_PATH}/openfpga_flow/benchmarks/micro_benchmark/and2/and2.blif
+
+[SYNTHESIS_PARAM]
+bench0_top = and2
+bench0_act = ${PATH:OPENFPGA_PATH}/openfpga_flow/benchmarks/micro_benchmark/and2/and2.act
+bench0_verilog = ${PATH:OPENFPGA_PATH}/openfpga_flow/benchmarks/micro_benchmark/and2/and2.v
+bench0_chan_width = 300
+
+[SCRIPT_PARAM_MIN_ROUTE_CHAN_WIDTH]
+#end_flow_with_test=
+#vpr_fpga_verilog_formal_verification_top_netlist=
diff --git a/openfpga_flow/tasks/fpga_sdc/sdc_time_unit/sdc_time_unit_us/config/task.conf b/openfpga_flow/tasks/fpga_sdc/sdc_time_unit/sdc_time_unit_us/config/task.conf
new file mode 100644
index 000000000..a7becff2b
--- /dev/null
+++ b/openfpga_flow/tasks/fpga_sdc/sdc_time_unit/sdc_time_unit_us/config/task.conf
@@ -0,0 +1,38 @@
+# = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = =
+# Configuration file for running experiments
+# = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = =
+# timeout_each_job : FPGA Task script splits fpga flow into multiple jobs
+# Each job execute fpga_flow script on combination of architecture & benchmark
+# timeout_each_job is timeout for each job
+# = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = =
+
+[GENERAL]
+run_engine=openfpga_shell
+power_tech_file = ${PATH:OPENFPGA_PATH}/openfpga_flow/tech/PTM_45nm/45nm.xml
+power_analysis = true
+spice_output=false
+verilog_output=true
+timeout_each_job = 20*60
+fpga_flow=vpr_blif
+
+[OpenFPGA_SHELL]
+openfpga_shell_template=${PATH:OPENFPGA_PATH}/openfpga_flow/openfpga_shell_scripts/sdc_time_unit_example_script.openfpga
+openfpga_arch_file=${PATH:OPENFPGA_PATH}/openfpga_flow/openfpga_arch/k4_N4_40nm_cc_openfpga.xml
+openfpga_sim_setting_file=${PATH:OPENFPGA_PATH}/openfpga_flow/openfpga_simulation_settings/auto_sim_openfpga.xml
+openfpga_sdc_time_unit=us
+
+[ARCHITECTURES]
+arch0=${PATH:OPENFPGA_PATH}/openfpga_flow/vpr_arch/k4_N4_tileable_40nm.xml
+
+[BENCHMARKS]
+bench0=${PATH:OPENFPGA_PATH}/openfpga_flow/benchmarks/micro_benchmark/and2/and2.blif
+
+[SYNTHESIS_PARAM]
+bench0_top = and2
+bench0_act = ${PATH:OPENFPGA_PATH}/openfpga_flow/benchmarks/micro_benchmark/and2/and2.act
+bench0_verilog = ${PATH:OPENFPGA_PATH}/openfpga_flow/benchmarks/micro_benchmark/and2/and2.v
+bench0_chan_width = 300
+
+[SCRIPT_PARAM_MIN_ROUTE_CHAN_WIDTH]
+#end_flow_with_test=
+#vpr_fpga_verilog_formal_verification_top_netlist=